• 2. Valve Ball and Seat performance directly affects the use effect and service life of the sucker rod pumps.
• 3. Each ball-and-seat combination is vacuum tested to ensure a perfect seal is obtained in all positions of
contact.
We Puyang Zhongshi Group can provide the assembled sucker rod pump/tubing pump, we also provide the spare parts of the pump, like the valve ball and valve seat, seating nipples, plungers...., there is large quantity valve ball&valve seat be deliveried to our customer last month.
| API NO. | V11-106 | V11-125 | V11-150 | V11-175 | V11-200 | V11-225 | V11-250 | V11-375 |
| Valve Seat | 1-1/16" | 1-1/4" | 1-1/2" | 1-3/4" |
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